Will Two Do? Varying Dimensions in Electrocardiography: The PhysioNet/Computing in Cardiology Challenge 2021 1.0.3

File: <base>/training/cpsc_2018/g5/A4949.hea (709 bytes) 
A4949 12 500 30000
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -40 13371 0 I
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -59 14814 0 II
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -19 1443 0 III
A4949.mat 16x1+24 1000.0(0)/mV 16 0 50 -378 0 aVR
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -10 -6518 0 aVL
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -38 8652 0 aVF
A4949.mat 16x1+24 1000.0(0)/mV 16 0 7 8127 0 V1
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -19 -11647 0 V2
A4949.mat 16x1+24 1000.0(0)/mV 16 0 141 -1558 0 V3
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -82 14742 0 V4
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -56 11652 0 V5
A4949.mat 16x1+24 1000.0(0)/mV 16 0 -22 -8294 0 V6
# Age: 65
# Sex: Female
# Dx: 59118001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown